F U N C T I O N A L B L O C K D I A G R A M
1 M x 1 6 S y n c h r o n o u s D R A M
C o l u m n A d d r.
L a t c h & C o u n t e r
B u r s t L e n g t h
C o u n t e r
R e f r e s h
I n t e r v a l T i m e r
R e f r e s h
C o u n t e r
D Q 0
D Q 1
D Q 2
D Q 3
D Q 4
D Q 5
D Q 6
D Q 7
D Q 8
D Q 9
D Q 1 0
D Q 1 1
D Q 1 2
D Q 1 3
D Q 1 4
D Q 1 5
A d d r e s s
R e g i s t e r
I / O C o n t r o l
T e s t M o d e
M o d e R e g i s t e r
S e l f R e f r e s h C o u n t e r
C o l u m n D e c o d e r
S e n s e A M P & I / O g a t e s
5 1 2 K x 1 6
B a n k 0
C o l u m n D e c o d e r
S e n s e A M P & I / O g a t e s
5 1 2 K x 1 6
B a n k 1
R A S
C A S
C S
W E
U D Q M
L D Q M
C K E
P r e c h a r g e
O v e r f l o w
C o l u m n A c t i v e
R o w A c t i v e
A d d r e s s [ 0 : 1 0 ]
C L K
B A ( A 1 1 )
State Machine
Row Decoder
Row
Addr
. Latch/
Predecoder
Auto/Self Refresh
Ref.
Addr
.[0:11]
Data Input/Output Buffers
Row
Addr
. Latch/
Predecoder
40
IC BLOCK DIAGRAM & DESRIPTION
Содержание DVD53
Страница 1: ...OPEN CLOSE PREV NEXT PLAY PAUSE STOP POWER SERVICE MANUAL DVD53 55 ...
Страница 12: ...7 MPEG BOARD CHECK WAVEFORM 7 1 27MHz WAVEFORM DIAGRAM 7 2 IC5L0380R PIN 2 WAVEFORM DIAGRAM 10 ...
Страница 45: ...FRONT SCHEMATIC DIAGRAM 43 ...
Страница 47: ...POWER BOARD SCHEMATIC DIAGRAM 45 ...
Страница 49: ...OUTPUT BOARD SCHEMATIC DIAGRAM 47 ...
Страница 54: ...MIAN SCHEMATIC DIAGRAM 52 ...
Страница 55: ...MIAN SCHEMATIC DIAGRAM 53 ...